Earthquake Parameters

NBC 105: 1994

IS 1893: 2016

BNBC 1993: 2014

GB 50011: 2010

Seismic Zone Factor (Z)

1

0.36

0.15

Intensity 8

0.2 to 0.3

Importance Factor (I)

1

1.2

1

η = 1

Response reduction/performance Factor (R/K)

K = 1

5

5

γ = 0.9

Soil Type

II

Medium

SC-dense or medium

For II, Tg = 0.4